# Comparing apples with apples 2

Teacher's Notes

These exercises and activities are for students to use independently of the teacher to practice number properties.

### Number Framework domain and stage:

Fractions stages 7 to 8. advanced multiplicative to advanced proportional

### Curriculum reference:

Number, level 6

### Numeracy Project book reference:

These activities can be used to follow the teaching episodes based on, **Book 7, pages 38 and 39** and are for those students who are able to use the associated number properties.

### Prior knowledge. Students should be able to:

- Work with fraction strips
- Find equivalent fractions
- Simplify fractions

### During these activities, students will meet:

- Addition and subtraction of fractions with unlike denominators

### Background

Before working on unlike denominators, students often benefit from working on fractions with related denominators, where one denominator can be changed to the other denominator